<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>less初探</title>
    <style type="text/less">
        @import url('css/lessdemo.css');
    </style>
</head>

<body>
    <div id="wrap">
        <div class="inner">
        </div>
    </div>
</body>
<script src="https://cdnjs.cloudflare.com/ajax/libs/less.js/2.5.3/less.min.js"></script>

</html>